class Student{
    constructor(){
        this.id = 1
    }
}
const stu = new Student()
const stu2 = new Student()
console.log(stu.__proto__ == Student.prototype);
console.log(stu.__proto__ == stu2.__proto__);
console.log(stu.__proto__);

console.log(stu.__proto__.__proto__);
console.log(stu.toString());



